Box Breathing: 4-4-4-4 Cycle Triggers Parasympathetic Calm in 2 Minutes
Navy SEALs and ICU nurses use this 4-4-4-4 breathing pattern to shift from stress mode to calm in under two minutes—and recent research shows it outperforms traditional meditation for mood improvement. But there’s a specific reason the vagus nerve responds so quickly to this technique. The 4-Step Box Breathing Protocol Phase Action Duration Physiological Effect […]
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